[INFO] cloning repository https://github.com/pengyang486868/Rust-Practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pengyang486868/Rust-Practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpengyang486868%2FRust-Practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpengyang486868%2FRust-Practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62f171c535bd2c34c68b03dfdec3f7ba5b0fea7a
[INFO] testing pengyang486868/Rust-Practice against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpengyang486868%2FRust-Practice" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pengyang486868/Rust-Practice on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pengyang486868/Rust-Practice
[INFO] finished tweaking git repo https://github.com/pengyang486868/Rust-Practice
[INFO] tweaked toml for git repo https://github.com/pengyang486868/Rust-Practice written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/pengyang486868/Rust-Practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4232960a3084cc570d3413324ea6a1fe2736a457cd4673672fad344ee7beda73
[INFO] running `Command { std: "docker" "start" "-a" "4232960a3084cc570d3413324ea6a1fe2736a457cd4673672fad344ee7beda73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4232960a3084cc570d3413324ea6a1fe2736a457cd4673672fad344ee7beda73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4232960a3084cc570d3413324ea6a1fe2736a457cd4673672fad344ee7beda73", kill_on_drop: false }`
[INFO] [stdout] 4232960a3084cc570d3413324ea6a1fe2736a457cd4673672fad344ee7beda73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1492d87af909767d2885a2543b55794fec1aaa06205004d0f6d7d809cf2cc59f
[INFO] running `Command { std: "docker" "start" "-a" "1492d87af909767d2885a2543b55794fec1aaa06205004d0f6d7d809cf2cc59f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "1492d87af909767d2885a2543b55794fec1aaa06205004d0f6d7d809cf2cc59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1492d87af909767d2885a2543b55794fec1aaa06205004d0f6d7d809cf2cc59f", kill_on_drop: false }`
[INFO] [stdout] 1492d87af909767d2885a2543b55794fec1aaa06205004d0f6d7d809cf2cc59f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f32c5c12d59d39293ce4f7b3d4d72962c2562aa85d8174b3872ce7d0a64666c
[INFO] running `Command { std: "docker" "start" "-a" "6f32c5c12d59d39293ce4f7b3d4d72962c2562aa85d8174b3872ce7d0a64666c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "6f32c5c12d59d39293ce4f7b3d4d72962c2562aa85d8174b3872ce7d0a64666c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f32c5c12d59d39293ce4f7b3d4d72962c2562aa85d8174b3872ce7d0a64666c", kill_on_drop: false }`
[INFO] [stdout] 6f32c5c12d59d39293ce4f7b3d4d72962c2562aa85d8174b3872ce7d0a64666c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48e79344a1128e87a9d7f77f4208d2fc3690c3d3faa8388a2b2e0391d053ab4a
[INFO] running `Command { std: "docker" "start" "-a" "48e79344a1128e87a9d7f77f4208d2fc3690c3d3faa8388a2b2e0391d053ab4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-2683109f6a7c2433)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48e79344a1128e87a9d7f77f4208d2fc3690c3d3faa8388a2b2e0391d053ab4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e79344a1128e87a9d7f77f4208d2fc3690c3d3faa8388a2b2e0391d053ab4a", kill_on_drop: false }`
[INFO] [stdout] 48e79344a1128e87a9d7f77f4208d2fc3690c3d3faa8388a2b2e0391d053ab4a